/Engine/Source/Runtime/MovieScene/Public/MovieSceneClipboard.h
Generate a clipboard for the current state of this builder, resetting the builder back to its default state
[FMovieSceneClipboard](API\Runtime\MovieScene\FMovieSceneClipboard) Commit ( [TOptional](API\Runtime\Core\IO\TOptional)< [FFrameNumber](API\Runtime\Core\Misc\FFrameNumber) > CopyRelativeTo )